With endless options for organization, access, and the amazing load support of the Response CFS Suspension, the newly updated Whitney will keep your gear within easy reach and your back in perfect comfort. Ultra-durable with comfortable load support for the most challenging back-country locales. Dual hydration ports and sleeve. Top pocket converts to a fanny pack. Front pocket and twin side pockets with stash pouch. Hideaway water bottle holder and stash pocket. Water and wear-resistant bottom panel. Available in medium and large. Medium: 5,797 cu.in. capacity. Weighs 6 lbs. 9 oz. For 18" to 20" torsos. Large: 6,285 cu.in. capacity. Weighs 6 lbs. 11 oz. For 20" to 22" torsos.